Granted Patent
Utility
US 4,263,158 · App. 06/076,627
Dielectric compositions stabilized against water treeing with organo silane compounds containing the azomethine group and partial condensation products
Inventors:
Arnold C. Ashcraft, Robert J. Turbett
Patented Case
View Patent ↗
Granted: Apr 21, 1981
Filed: Sep 18, 1979
Inventors
Arnold C. Ashcraft
Robert J. Turbett
Assignee (at issue)
Union Carbide Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.